Pavan Limited has made plans for the year $2022-23.$ It is estimated that

the Company will employ total assets of $25,00,000$; $30\%$ of assets

being financed by debt at an interest cost of $9\%$p$.$a$.$ The direct cost for

the year are estimated at $`15,00,000$ and all other operating expenses

are estimated at $`2,40,000.$ The sales revenue is estimated at $`$

$22,50,000.$ Tax rate is assumed to be $50\%.$ Required to calculate: $($i$)$

Net profit margin $($ii$)$Return on assets